Bedeutung von “deteriorate” — Learner’s Dictionary

deteriorate

verb [ I ] us uk /dɪˈtɪəriəreɪt/

to become worse:

Her condition deteriorated rapidly.
deterioration noun [ U ] us uk /dɪˌtɪəriəˈreɪʃən/

(Definition von “deteriorate” aus dem Cambridge Learner's Dictionary © Cambridge University Press)